3.8.0.1 html 115 188 1 true 44 0 false 13 false false R1.htm 100000 - Document - Document and Entity Information Sheet http://www.hosthotels.com/20170930/taxonomy/role/DocumentDocumentAndEntityInformation Document and Entity Information Cover 1 false false R2.htm 100010 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) Sheet http://www.hosthotels.com/20170930/taxonomy/role/StatementCONDENSEDCONSOLIDATEDBALANCESHEETSUnaudited CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) Statements 2 false false R3.htm 100030 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (Unaudited) Sheet http://www.hosthotels.com/20170930/taxonomy/role/StatementCONDENSEDCONSOLIDATEDBALANCESHEETSParentheticalUnaudited CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (Unaudited) Statements 3 false false R4.htm 100040 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) Sheet http://www.hosthotels.com/20170930/taxonomy/role/StatementCONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONSUnaudited CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) Statements 4 false false R5.htm 100050 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) Sheet http://www.hosthotels.com/20170930/taxonomy/role/StatementCONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSSUnaudited CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) Statements 5 false false R6.htm 100060 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) Sheet http://www.hosthotels.com/20170930/taxonomy/role/StatementCONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) Statements 6 false false R7.htm 100070 - Disclosure - Organization Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureOrganization Organization Notes 7 false false R8.htm 100080 - Disclosure - Summary of Significant Accounting Policies Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureSummaryOfSignificantAccountingPolicies Summary of Significant Accounting Policies Notes 8 false false R9.htm 100090 - Disclosure - Earnings Per Common Share (Unit) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureEarningsPerCommonShareUnit Earnings Per Common Share (Unit) Notes 9 false false R10.htm 100100 - Disclosure - Property and Equipment Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosurePropertyAndEquipment Property and Equipment Notes 10 false false R11.htm 100110 - Disclosure - Debt Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureDebt Debt Notes 11 false false R12.htm 100120 - Disclosure - Equity of Host Inc. and Capital of Host L.P. Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureEquityOfHostIncAndCapitalOfHostLP Equity of Host Inc. and Capital of Host L.P. Notes 12 false false R13.htm 100130 - Disclosure - Dispositions Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureDispositions Dispositions Notes 13 false false R14.htm 100140 - Disclosure - Fair Value Measurements Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureFairValueMeasurements Fair Value Measurements Notes 14 false false R15.htm 100150 - Disclosure - Geographic Information Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureGeographicInformation Geographic Information Notes 15 false false R16.htm 100160 - Disclosure - Non-Controlling Interests Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureNonControllingInterests Non-Controlling Interests Notes 16 false false R17.htm 100170 - Disclosure - Contingencies Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureContingencies Contingencies Notes 17 false false R18.htm 100180 - Disclosure - Legal Proceedings Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureLegalProceedings Legal Proceedings Notes 18 false false R19.htm 100190 - Disclosure - Summary of Significant Accounting Policies (Policies) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicies Summary of Significant Accounting Policies (Policies) Policies http://www.hosthotels.com/20170930/taxonomy/role/DisclosureSummaryOfSignificantAccountingPolicies 19 false false R20.htm 100200 - Disclosure - Organization (Tables) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureOrganizationTables Organization (Tables) Tables http://www.hosthotels.com/20170930/taxonomy/role/DisclosureOrganization 20 false false R21.htm 100210 - Disclosure - Earnings Per Common Share (Unit) (Tables) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureEarningsPerCommonShareUnitTables Earnings Per Common Share (Unit) (Tables) Tables http://www.hosthotels.com/20170930/taxonomy/role/DisclosureEarningsPerCommonShareUnit 21 false false R22.htm 100220 - Disclosure - Property and Equipment (Tables) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosurePropertyAndEquipmentTables Property and Equipment (Tables) Tables http://www.hosthotels.com/20170930/taxonomy/role/DisclosurePropertyAndEquipment 22 false false R23.htm 100230 - Disclosure - Equity of Host Inc. and Capital of Host L.P. (Tables) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureEquityOfHostIncAndCapitalOfHostLPTables Equity of Host Inc. and Capital of Host L.P. (Tables) Tables http://www.hosthotels.com/20170930/taxonomy/role/DisclosureEquityOfHostIncAndCapitalOfHostLP 23 false false R24.htm 100240 - Disclosure - Fair Value Measurements (Tables) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureFairValueMeasurementsTables Fair Value Measurements (Tables) Tables http://www.hosthotels.com/20170930/taxonomy/role/DisclosureFairValueMeasurements 24 false false R25.htm 100250 - Disclosure - Geographic Information (Tables) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureGeographicInformationTables Geographic Information (Tables) Tables http://www.hosthotels.com/20170930/taxonomy/role/DisclosureGeographicInformation 25 false false R26.htm 100260 - Disclosure - Non-controlling Interests (Tables) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureNonControllingInterestsTables Non-controlling Interests (Tables) Tables 26 false false R27.htm 100270 - Disclosure - Organization - Additional Information (Detail) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureOrganizationAdditionalInformationDetail Organization - Additional Information (Detail) Details 27 false false R28.htm 100280 - Disclosure - Consolidated Portfolio of Hotels by Location (Detail) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureConsolidatedPortfolioOfHotelsByLocationDetail Consolidated Portfolio of Hotels by Location (Detail) Details 28 false false R29.htm 100290 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Detail) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail Summary of Significant Accounting Policies - Additional Information (Detail) Details 29 false false R30.htm 100300 - Disclosure - Earnings Per Common Share (Unit) - Additional Information (Detail) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureEarningsPerCommonShareUnitAdditionalInformationDetail Earnings Per Common Share (Unit) - Additional Information (Detail) Details http://www.hosthotels.com/20170930/taxonomy/role/DisclosureEarningsPerCommonShareUnitTables 30 false false R31.htm 100310 - Disclosure - Host Inc. Earnings (Loss) Per Common Share (Detail) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureHostIncEarningsLossPerCommonShareDetail Host Inc. Earnings (Loss) Per Common Share (Detail) Details 31 false false R32.htm 100320 - Disclosure - Host LP Earnings (Loss) Per Common Unit (Detail) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureHostLPEarningsLossPerCommonUnitDetail Host LP Earnings (Loss) Per Common Unit (Detail) Details 32 false false R33.htm 100330 - Disclosure - Summary of Property and Equipment (Detail) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureSummaryOfPropertyAndEquipmentDetail Summary of Property and Equipment (Detail) Details 33 false false R34.htm 100340 - Disclosure - Debt - Additional Information (Detail) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureDebtAdditionalInformationDetail Debt - Additional Information (Detail) Details 34 false false R35.htm 100350 - Disclosure - Equity Allocation between Controlling and Non-Controlling Interests (Detail) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureEquityAllocationBetweenControllingAndNonControllingInterestsDetail Equity Allocation between Controlling and Non-Controlling Interests (Detail) Details 35 false false R36.htm 100360 - Disclosure - Equity of Host Inc. and Capital of Host L.P. - Additional Information (Detail) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureEquityOfHostIncAndCapitalOfHostLPAdditionalInformationDetail Equity of Host Inc. and Capital of Host L.P. - Additional Information (Detail) Details 36 false false R37.htm 100370 - Disclosure - Capital Allocation between Controlling and Non-Controlling Interests (Detail) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureCapitalAllocationBetweenControllingAndNonControllingInterestsDetail Capital Allocation between Controlling and Non-Controlling Interests (Detail) Details 37 false false R38.htm 100380 - Disclosure - Dispositions - Additional Information (Detail) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureDispositionsAdditionalInformationDetail Dispositions - Additional Information (Detail) Details 38 false false R39.htm 100390 - Disclosure - Fair Value Measurements - Additional Information (Detail) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureFairValueMeasurementsAdditionalInformationDetail Fair Value Measurements - Additional Information (Detail) Details 39 false false R40.htm 100400 - Disclosure - Fair Values of Certain Financial Liabilities and Other Financial Instruments (Detail) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureFairValuesOfCertainFinancialLiabilitiesAndOtherFinancialInstrumentsDetail Fair Values of Certain Financial Liabilities and Other Financial Instruments (Detail) Details 40 false false R41.htm 100410 - Disclosure - Geographic Information - Additional Information (Detail) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureGeographicInformationAdditionalInformationDetail Geographic Information - Additional Information (Detail) Details 41 false false R42.htm 100420 - Disclosure - Revenues and Long-Lived Assets by Geographical Area (Detail) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureRevenuesAndLongLivedAssetsByGeographicalAreaDetail Revenues and Long-Lived Assets by Geographical Area (Detail) Details 42 false false R43.htm 100430 - Disclosure - Non-Controlling Interests - Additional Information (Detail) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureNonControllingInterestsAdditionalInformationDetail Non-Controlling Interests - Additional Information (Detail) Details 43 false false R44.htm 100440 - Disclosure - Historical Cost and Redemption Values for Non-Controlling Interests (Detail) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureHistoricalCostAndRedemptionValuesForNonControllingInterestsDetail Historical Cost and Redemption Values for Non-Controlling Interests (Detail) Details 44 false false R45.htm 100450 - Disclosure - Contingencies - Additional Information (Detail) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureContingenciesAdditionalInformationDetail Contingencies - Additional Information (Detail) Details 45 false false R46.htm 100460 - Disclosure - Legal Proceedings - Additional Information (Detail) Sheet http://www.hosthotels.com/20170930/taxonomy/role/DisclosureLegalProceedingsAdditionalInformationDetail Legal Proceedings - Additional Information (Detail) Details 46 false false All Reports Book All Reports hst-20170930.xml hst-20170930.xsd hst-20170930_cal.xml hst-20170930_def.xml hst-20170930_lab.xml hst-20170930_pre.xml http://xbrl.sec.gov/dei/2014-01-31 http://xbrl.sec.gov/stpr/2011-01-31 http://fasb.org/us-gaap/2017-01-31 http://xbrl.sec.gov/country/2017-01-31 http://xbrl.sec.gov/invest/2013-01-31 true true